Results 81 to 90 of about 199,902 (340)

Intraoral Drug Delivery: Bridging the Gap Between Academic Research and Industrial Innovations

open access: yesAdvanced Functional Materials, EarlyView.
Intraoral drug delivery offers a promising route for systemic and localized therapies, yet challenges such as enzymatic degradation, limited permeability, and microbial interactions hinder efficacy. This figure highlights innovative strategies—mucoadhesive materials, enzyme inhibitors, and permeation enhancers—to overcome these barriers.
Soheil Haddadzadegan   +4 more
wiley   +1 more source

The Selenium Supplementation Influences Olive Tree Production and Oil Stability Against Oxidation and Can Alleviate the Water Deficiency Effects

open access: yesFrontiers in Plant Science, 2018
Foliar fertilization with selenium (Se) may well be beneficial in increasing the nutritional and qualitative values of food in Se-deficient regions such as the Mediterranean Basin, and may contribute to an increase in drought resistance in plants.
Roberto D’Amato   +7 more
doaj   +1 more source

THz-Raman Identification of labile products in the system "phenol-semiquinone-quinone" [PDF]

open access: yesarXiv, 2016
The paper presents the results of SERS studies of the dynamic behavior of "phenol-semiquinone-quinone" system. This system is a key part of chemiluminescent sensors for reactive oxygen species. The dynamics of the system seems to be very important in the processes that determine the secondary metabolism at the cellular level in molecular biology.
arxiv  

Tunable Thermoshrinkable Hydrogels for 4D Fabrication of Cell‐Seeded Channels

open access: yesAdvanced Functional Materials, EarlyView.
A thermoresponsive polymer with methacrylate groups for photo‐cross‐linking, based on polyethylene glycol, N‐isopropylacrylamide, and 2‐hydroxyethyl acrylate is synthetized to yield hydrogels that shrink upon temperature increase. The new polymer enables the fabrication of cell‐laden perfusable channels with diameters below 200 µm by combining ...
Greta Di Marco   +12 more
wiley   +1 more source

Efficient Synthesis and Reaction Kinetics of Readily Water Soluble Esters Containing Sulfonic Groups

open access: yesMolecules, 2014
A series of various readily water soluble esters were synthesized by a very efficient procedure. These compounds can be useful as thermosensitive tracers for studying the cooling progress in a low enthalpy georeservoir exploitable by double flash ...
Krzysztof R. Idzik   +3 more
doaj   +1 more source

Simple phenol and phenolic compounds in food flavor

open access: yesC R C Critical Reviews in Food Science and Nutrition, 1978
Simple phenol and phenolic compounds occur in a vast portion of our diet. This review attempts to discuss their occurrences relative to our food supply. In addition, their chemical, nutritional, and sensory properties are explored, as well as methods for their isolation, identification, and quantitation.
Joseph A. Maga, Ira Katz
openaire   +3 more sources

Fully Bio‐Based Epoxy Resins from Liquefied Wood for Chemically Recyclable Wood Coatings

open access: yesAdvanced Functional Materials, EarlyView.
A bio‐based and chemically recyclable epoxy resin derived from liquefied wood and its use in wood coatings is presented. The resin exhibits mechanical, thermal, and water‐resistant properties comparable to commercial coatings and can be chemically recycled and reused. This approach provides fast access to glossy and fully biobased durable wood coatings
Qisong Hu   +6 more
wiley   +1 more source

Determination of Phenols in Groundwater by Solid-Phase Membrane Extraction Combined with Ultrasonic Derivatization-negative Chemical Ionization Mass Spectrometry

open access: yesYankuang ceshi, 2014
Due to their strong polarity, phenolic compounds cannot be directly determined by Gas Chromatography-Mass Spectrometry. Derivatization can reduce the strength of the polarity of phenols, and improve the detection sensitivity.
LI Xiao-ya   +6 more
doaj   +2 more sources

Evaluation of Chemical Composition of Two Linseed Varieties as Sources of Health-Beneficial Substances

open access: yesMolecules, 2019
Linseed (Linum usitatissimum L.) is becoming more and more important in the health food market as a functional food, since its seeds and oil represent a rich source of bioactive compounds.
Silvia Tavarini   +8 more
doaj   +1 more source

Transmembrane Activation of Catalysis and Protein Refolding in Synthetic Cells by Enzymes and Nanozymes

open access: yesAdvanced Functional Materials, EarlyView.
Synthetic cells are engineered herein to respond to an external chemical messenger by the activation of intracellular catalysis. The chemical messenger molecules are catalytically generated by an extracellular enzyme or a mineral surface, whereas the intracellular catalysis emerges via direct enzyme activation or via protein refolding.
Dante G. Andersen   +5 more
wiley   +1 more source

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